Home / 86,407.28-119,196.54-59,503.16

Finding the Fourth Proportional to 86,407.28, 119,196.54 and 59,503.16

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Solution

The fourth proportional to 86,407.28, 119,196.54 and 59,503.16 is: 82,083.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,407.28 : 119,196.54 = 59,503.16 : x
  2. Step 2: Convert to fraction form
    86,407.28/119,196.54 = 59,503.16/x
  3. Step 3: Cross multiply
    86,407.28x = 119,196.54 × 59,503.16
  4. Step 4: Simplify right side
    86,407.28x = 7,092,570,791.07
  5. Step 5: Solve for x
    x = 7,092,570,791.07/86,407.28
  6. Step 6: Final answer
    x = 82,083.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.